Patents Assigned to Product Services Co.
  • Process and material for bioremediation of hydrocarbon contaminated soils
    Patent number: 5609667
    Abstract: A powdered cellulose, containing essentially 3-8% of ammonium sulfate forms a biologically active media which preferentially adsorbs hydrocarbons in the presence of water and supports the growth of naturally occurring hydrocarbon reducing bacterial forms resulting in rapid decomposition of the adsorbed hydrocarbons into water, carbon dioxide and other benign waste products.
    Type: Grant
    Filed: October 19, 1995
    Date of Patent: March 11, 1997
    Assignee: Product Services Co.
    Inventor: Theodore Dickerson